20122168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{911}}^1$

素因数の和:1179

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 21246152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 251, 502, 911, 1004, 1822, 2008, 2761, 3644, 5522, 7288, 10021, 11044, 20042, 22088, 40084, 80168, 228661, 457322, 914644, 1829288, 2515271, 5030542, 10061084, 20122168]

約数ペア:

[(1, 20122168), (2, 10061084), (4, 5030542), (8, 2515271), (11, 1829288), (22, 914644), (44, 457322), (88, 228661), (251, 80168), (502, 40084), (911, 22088), (1004, 20042), (1822, 11044), (2008, 10021), (2761, 7288), (3644, 5522)]